[16:45] hi [19:13] hi, guys, please give a tip. i update the kernel and initramfs on filesystem.squashfs and casper folder of a livecd. all perfect. but, after i receive ubiquity fault during installation, like "An attempt to configure apt to install additional ... etc". all said to remove the file 40cdrom, and this work. but, how to update the kernel without this ugly hack?